Her dad ws probably thinking he couldn't wait to film this to help his future queer daughter make a short. (Image via video Gaby Dunn)

Gaby Dunn's short film 40 is a rare combination of cheerful and mind-blowing, exploring what happened when her father hit 40 and met his birth dad for the first time, and how that monumental event informed the rest of his — and eventually Gaby's — life.